Used convertible cars for sale near Buckingham
There are 390 used convertible cars for sale from UK dealers within 20 miles of Buckingham on AskCar, as of 10 November 2026. Typical asking price £18,800 (the median: half cost less, half cost more). The cheapest is £690.
The middle half of the 390 cars are priced between £9,500 and £39,000.
As of 10 November 2026, AskCar lists 591,054 cars and vans from 12,888 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.
Price reductions near Buckingham
106 cars within 20 miles had their price reduced in the last 14 days to 10 November 2026. Of those priced between £1,000 and £60,000, these 8 have the biggest reductions in pounds since AskCar first saw them.
- 2025 Mercedes-Benz CLE 2.0 CLE220dh MHEV Premier Edition, 217 bhp, automatic, diesel, convertible, 2 doors, 4 seats, grey. Mileage: 4,950 miles. Price: £49,890, reduced by £7,060 from £56,950 since AskCar first saw it on 11 June 2026, 152 days ago. Above the going rate: £4,350 (9%) over the AskCar estimate of £45,540. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Group 1 Automotive Mercedes-Benz Of Oxford in Oxford, 18 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-cle-2025-cd3e8cb6d561
- 1966 Austin Healey 3000 2.9, manual, petrol, convertible, 2 doors, red. Price: £59,950, reduced by £6,000 from £65,950 since AskCar first saw it on 12 August 2026, 90 days ago. MOT: valid until 24 August 2027. Dealer: Bicester Sports Cars in Bicester, 9 miles from Buckingham. AskCar page: https://askcar.co.uk/car/austin-healey-3000-1966-944b526ef01a
- 2025 Mercedes-Benz CLE 2.0 CLE300h MHEV AMG Line Premium Plus, 277 bhp, automatic, petrol, convertible, 2 doors, 4 seats, white. Mileage: 19,275 miles. Price: £45,950, reduced by £5,540 from £51,490 since AskCar first saw it on 13 August 2026, 89 days ago. Fair price: £803 (1%) over the AskCar estimate of £45,147. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Group 1 Automotive Mercedes-Benz Of Oxford in Oxford, 18 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-cle-2025-d94a82ce4a61
- 2021 Mercedes-Benz E Class 3.0 E53 MHEV EQ Boost AMG, 451 bhp, automatic, petrol, convertible, 2 doors, 4 seats, silver. Mileage: 36,555 miles. Price: £29,995, reduced by £5,000 from £34,995 since AskCar first saw it on 11 August 2026, 91 days ago. Good value: £4,764 (13%) under the AskCar estimate of £34,759. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 14 January 2027. Dealer: S.M.T Automotive in Marsworth, 18 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-e-class-2021-087677dbf2d8
- 2023 BMW M4 3.0 Competition, 502 bhp, automatic, petrol, convertible, 2 doors, 4 seats, grey. Mileage: 7,532 miles. Price: £56,690, reduced by £4,800 from £61,490 since AskCar first saw it on 29 August 2026, 73 days ago. Fair price: £54 (under 1%) over the AskCar estimate of £56,636. Euro 6 emissions standard. ULEZ compliant. Dealer: Stratstone BMW Milton Keynes in Milton Keynes, 12 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-m4-2023-9238c327a572
- 2024 Volkswagen T-Roc 1.5 TSI R Line, 148 bhp, automatic, petrol, convertible, 2 doors, 4 seats, black. Mileage: 18,332 miles. Price: £21,400, reduced by £4,250 from £25,650 since AskCar first saw it on 6 August 2026, 96 days ago. Good value: £3,169 (12%) under the AskCar estimate of £24,569. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Sytner Select Northampton in Northampton, 19 miles from Buckingham. AskCar page: https://askcar.co.uk/car/volkswagen-t-roc-2024-543749ffbd07
- 2021 Mercedes-Benz C Class 2.0 C220d AMG Line Night Edition Premium Plus, 191 bhp, automatic, diesel, convertible, 2 doors, 4 seats, white. Mileage: 32,840 miles. Price: £22,995, reduced by £3,500 from £26,495 since AskCar first saw it on 28 May 2026, 166 days ago. Fair price: £476 (2%) under the AskCar estimate of £23,471. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 28 March 2027. Dealer: S.M.T Automotive in Marsworth, 18 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2021-a317ae09876b
- 2023 BMW M4 3.0 Competition, 502 bhp, automatic, petrol, convertible, 2 doors, 4 seats, grey. Mileage: 5,203 miles. Price: £56,450, reduced by £3,500 from £59,950 since AskCar first saw it on 30 September 2026, 41 days ago. Fair price: £1,350 (2%) under the AskCar estimate of £57,800. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 12 June 2027. Dealer: North Oxford Bmw in Oxford, 19 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-m4-2023-bc723bf83b42
Cars for sale now, page 2 of 4
Best value first: the cars priced furthest below their AskCar estimate come first, and those without one come after. The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the priced adverts of its make and model on AskCar as of 10 November 2026.
Each car: year, make, model, engine and trim, power, gearbox, fuel, body, doors, colour; mileage; price and its changes; how the price compares with the AskCar estimate; emissions standard and ULEZ compliance where it holds; MOT; dealer, town and distance; AskCar page.
Cheaper cars like each one, with its price history, are on its AskCar page.
- 2015 BMW 2 Series 2.0 220d M Sport, 187 bhp, automatic, diesel, convertible, 2 doors, 4 seats, blue. Mileage: 83,121 miles. Price: £8,995. AskCar first saw it on 29 July 2026, 104 days ago. Fair price: £233 (2%) under the AskCar estimate of £9,228. Euro 6 emissions standard. ULEZ compliant. Dealer: Xtreme Motors in Oxford, 19 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-2-series-2015-46d920d51b6d
- 2017 Mercedes-Benz SLC 2.1 SLC250d, 201 bhp, automatic, diesel, convertible, 2 doors, 2 seats. Mileage: 24,000 miles. Price: £17,495, unchanged since AskCar first saw it on 17 August 2026, 85 days ago. Fair price: £422 (2%) under the AskCar estimate of £17,916. Euro 6 emissions standard. ULEZ compliant. Dealer: select GT in Aston Clinton, 18 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-slc-2017-87e4b1a386fb
- 2023 BMW M4 3.0 Competition, 502 bhp, automatic, petrol, convertible, 2 doors, 4 seats, grey. Mileage: 5,203 miles. Price: £56,450, reduced by £3,500 from £59,950 since AskCar first saw it on 30 September 2026, 41 days ago. Fair price: £1,350 (2%) under the AskCar estimate of £57,800. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 12 June 2027. Dealer: North Oxford Bmw in Oxford, 19 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-m4-2023-bc723bf83b42
- 2015 Mercedes-Benz E Class 2.1 E250 CDI AMG Line, 201 bhp, automatic, diesel, convertible, 2 doors, 4 seats, white. Mileage: 73,048 miles. Price: £9,495, reduced by £500 from £9,995 since AskCar first saw it on 7 October 2026, 34 days ago. Fair price: £226 (2%) under the AskCar estimate of £9,721. Euro 5 emissions standard. MOT: valid until 24 February 2027. Dealer: Crystal Motor Company in Northampton, 16 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-e-class-2015-124e571298d3
- 2017 MINI Convertible 2.0 Cooper S, 189 bhp, automatic, petrol, convertible, 2 doors, 4 seats, black. Mileage: 23,357 miles. Price: £13,574, unchanged since AskCar first saw it on 28 October 2026, 13 days ago. Fair price: £315 (2%) under the AskCar estimate of £13,889. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 4 December 2026. Dealer: Hilton Car Supermarket Milton Keynes in Milton Keynes, 11 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mini-convertible-2017-863ce42b2b27
- 2025 BMW M4 3.0 Competition, 522 bhp, automatic, petrol, convertible, 2 doors, 4 seats, blue. Mileage: 13,779 miles. Price: £61,450, reduced by £3,540 from £64,990 since AskCar first saw it on 10 October 2026, 31 days ago. Fair price: £1,322 (2%) under the AskCar estimate of £62,772. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Wollaston BMW in Wollaston, 17 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-m4-2025-6a8e09b16b9a
- 2021 Mercedes-Benz C Class 2.0 C220d AMG Line Night Edition Premium Plus, 191 bhp, automatic, diesel, convertible, 2 doors, 4 seats, white. Mileage: 32,840 miles. Price: £22,995, reduced by £3,500 from £26,495 since AskCar first saw it on 28 May 2026, 166 days ago. Fair price: £476 (2%) under the AskCar estimate of £23,471. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 28 March 2027. Dealer: S.M.T Automotive in Marsworth, 18 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2021-a317ae09876b
- 2007 Audi TT 2.0 TFSI, 197 bhp, manual, petrol, convertible, 2 doors, 2 seats. Mileage: 85,270 miles. Price: £3,495, unchanged since AskCar first saw it on 14 August 2026, 88 days ago. Fair price: £72 (2%) under the AskCar estimate of £3,567. Euro 4 emissions standard. ULEZ compliant. Dealer: Ideal Cars in Northampton, 19 miles from Buckingham. AskCar page: https://askcar.co.uk/car/audi-tt-2007-e2eed58cf32e
- 2013 Vauxhall Cascada 2.0 CDTi Elite, 163 bhp, manual, diesel, convertible, 2 doors, 4 seats, white. Mileage: 69,510 miles. Price: £4,490, unchanged since AskCar first saw it on 27 September 2026, 44 days ago. Fair price: £89 (1%) under the AskCar estimate of £4,579. Euro 5 emissions standard. MOT: valid until 17 September 2027. Dealer: MK Auto-Motors in Milton Keynes, 11 miles from Buckingham. AskCar page: https://askcar.co.uk/car/vauxhall-cascada-2013-edd0f50e2a64
- 2015 Mercedes-Benz SLK 2.1 SLK250 CDI, 201 bhp, automatic, diesel, convertible, 2 doors, 2 seats, black. Mileage: 28,350 miles. Price: £10,890, reduced by £405 from £11,295 since AskCar first saw it on 10 September 2026, 61 days ago. Fair price: £209 (1%) under the AskCar estimate of £11,099. Euro 5 emissions standard. MOT: valid until 21 April 2027. Dealer: Athena Automotive in Bicester, 10 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2015-7475dfc41ab8
- 2023 Porsche 911 3.0 S, 379 bhp, automatic, petrol, convertible, 2 doors, 4 seats, grey. Mileage: 8,005 miles. Price: £114,000, unchanged since AskCar first saw it on 10 November 2026. Fair price: £2,020 (1%) under the AskCar estimate of £116,020. Euro 6 emissions standard. ULEZ compliant. Dealer: Sytner Group Porsche Centre Silverstone in Silverstone, 10 miles from Buckingham. AskCar page: https://askcar.co.uk/car/porsche-911-2023-2f90b17c0867
- 2017 Audi TTS 2.0 TFSI, 306 bhp, automatic, petrol, convertible, 2 doors, 2 seats, blue. Mileage: 21,600 miles. Price: £22,400, reduced by £1,850 from £24,250 since AskCar first saw it on 31 July 2026, 102 days ago. Fair price: £390 (1%) under the AskCar estimate of £22,790. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 4 November 2026; ask the dealer for the current MOT. Dealer: Kallenhard in Leighton Buzzard, 16 miles from Buckingham. AskCar page: https://askcar.co.uk/car/audi-tts-2017-f29f62e99a50
- 2015 BMW 2 Series 2.0 220d M Sport, 187 bhp, automatic, diesel, convertible, 2 doors, 4 seats, white. Mileage: 101,000 miles. Price: £7,990, unchanged since AskCar first saw it on 18 October 2026, 23 days ago. Fair price: £128 (1%) under the AskCar estimate of £8,118. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 19 June 2027. Dealer: Podium PCL in Hanslope, 11 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-2-series-2015-5b17cc9b2c20
- 2020 BMW Z4 2.0 30i M Sport, 254 bhp, automatic, petrol, convertible, 2 doors, 2 seats, blue. Mileage: 42,700 miles. Price: £24,700, reduced by £300 from £25,000 since AskCar first saw it on 10 October 2026, 31 days ago. Fair price: £390 (1%) under the AskCar estimate of £25,090. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 7 June 2027. Dealer: Kallenhard in Leighton Buzzard, 16 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-z4-2020-4767ddd31745
- 2020 Mazda MX-5 RF 1.5 SKYACTIV-G Sport, 130 bhp, manual, petrol, convertible, 2 doors, 2 seats, blue. Mileage: 20,842 miles. Price: £18,190, reduced by £194 from £18,384 since AskCar first saw it on 27 October 2026, 14 days ago. Fair price: £253 (1%) under the AskCar estimate of £18,443. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 1 March 2027. Dealer: Hilton Car Supermarket Milton Keynes in Milton Keynes, 11 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mazda-mx-5-rf-2020-3d5c9c54a124
- 2016 BMW 2 Series 2.0 220d Sport, 187 bhp, automatic, diesel, convertible, 2 doors, 4 seats, red. Mileage: 46,993 miles. Price: £10,500, reduced by £490 from £10,990 since AskCar first saw it on 5 August 2026, 97 days ago. Fair price: £145 (1%) under the AskCar estimate of £10,645. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 29 January 2027. Dealer: R 8 Motor Group in Milton Keynes, 12 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-2-series-2016-69b64b181ce7
- 2017 Mercedes-Benz C Class 2.1 C220d AMG Line Premium Plus, 168 bhp, automatic, diesel, convertible, 2 doors, 4 seats, black. Mileage: 78,894 miles. Price: £12,995, unchanged since AskCar first saw it on 1 November 2026, 9 days ago. Fair price: £178 (1%) under the AskCar estimate of £13,173. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 20 August 2027. Dealer: Hampton Car Sales in Milton Malsor, 14 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2017-3878ed1314eb
- 2014 Volkswagen Golf 1.6 TDI BlueMotion Tech SE, 104 bhp, manual, diesel, convertible, 2 doors, 4 seats, silver. Mileage: 56,000 miles. Price: £5,990, reduced by £500 from £6,490 since AskCar first saw it on 9 October 2026, 32 days ago. Fair price: £81 (1%) under the AskCar estimate of £6,071. Euro 5 emissions standard. MOT: valid until 6 October 2027. Dealer: Auto Globe in Milton Keynes, 9 miles from Buckingham. AskCar page: https://askcar.co.uk/car/volkswagen-golf-2014-d0e6b78d5c72
- 2017 Mercedes-Benz SLC 1.6 SLC180 AMG Line, 154 bhp, manual, petrol, convertible, 2 doors, 2 seats, grey. Mileage: 43,643 miles. Price: £13,750, reduced by £1,150 from £14,900 since AskCar first saw it on 15 September 2026, 56 days ago. Fair price: £177 (1%) under the AskCar estimate of £13,927. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 3 September 2027. Dealer: Sytner Select Northampton in Northampton, 19 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-slc-2017-3b77ca2e27b9
- 2019 Mazda MX-5 RF 1.5 Sport Nav+, 130 bhp, manual, petrol, convertible, 2 doors, 2 seats, blue. Mileage: 58,683 miles. Price: £13,065, reduced by £339 from £13,404 since AskCar first saw it on 3 November 2026, 7 days ago. Fair price: £166 (1%) under the AskCar estimate of £13,231. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 10 October 2027. Dealer: Hilton Car Supermarket Milton Keynes in Milton Keynes, 11 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mazda-mx-5-rf-2019-9c1b72b8e91b
- 2012 Mercedes-Benz E Class 3.0, 261 bhp, automatic, diesel, convertible, 2 doors, 4 seats. Mileage: 41,000 miles. Price: £10,995, unchanged since AskCar first saw it on 14 August 2026, 88 days ago. Fair price: £132 (1%) under the AskCar estimate of £11,127. Euro 5 emissions standard. Dealer: Ideal Cars in Northampton, 19 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-e-class-2012-c4ea11f27d24
- 2020 MINI Convertible 2.0 Cooper S Sport, 189 bhp, automatic, petrol, convertible, 2 doors, 4 seats, black. Mileage: 41,000 miles. Price: £15,990, unchanged since AskCar first saw it on 29 May 2026, 165 days ago. Fair price: £189 (1%) under the AskCar estimate of £16,179. Euro 6 emissions standard. ULEZ compliant. Dealer: Westaway Motors Ltd Xpeng Changan Mitsubishi in Northampton, 20 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mini-convertible-2020-ca2311263618
- 2015 BMW 4 Series 3.0 435i M Sport, 302 bhp, automatic, petrol, convertible, 2 doors, 4 seats, black. Mileage: 69,653 miles. Price: £14,450, reduced by £500 from £14,950 since AskCar first saw it on 4 October 2026, 37 days ago. Fair price: £168 (1%) under the AskCar estimate of £14,618. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 14 July 2027. Dealer: J S Exclusive Motors in Milton Keynes, 12 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-4-series-2015-6595f17ca2af
- 2010 BMW 3 Series 3.0 325d SE, 201 bhp, automatic, diesel, convertible, 2 doors, 4 seats, blue. Mileage: 94,000 miles. Price: £4,990, reduced by £1,000 from £5,990 since AskCar first saw it on 18 August 2026, 84 days ago. Fair price: £54 (1%) under the AskCar estimate of £5,044. Euro 5 emissions standard. MOT: valid until 11 July 2027. Dealer: Auto Globe in Milton Keynes, 9 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-3-series-2010-39a806263d8e
- 2011 Mazda MX-5 2.0, 158 bhp, manual, petrol, convertible, 2 doors, 2 seats, silver. Mileage: 42,000 miles. Price: £7,995, unchanged since AskCar first saw it on 14 August 2026, 88 days ago. Fair price: £85 (1%) under the AskCar estimate of £8,080. MOT: valid until 8 June 2027. Dealer: Ideal Cars in Northampton, 19 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mazda-mx-5-2011-f6bfbdb19bd5
- 2019 Audi TT 2.0 TFSI Black Edition, 241 bhp, automatic, petrol, convertible, 2 doors, 2 seats, white. Mileage: 30,000 miles. Price: £24,850, reduced by £600 from £25,450 since AskCar first saw it on 29 September 2026, 42 days ago. Fair price: £249 (under 1%) under the AskCar estimate of £25,099. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 23 September 2027. Dealer: Stratstone Audi Approved Aylesbury in Aylesbury, 14 miles from Buckingham. AskCar page: https://askcar.co.uk/car/audi-tt-2019-6bca6d3b9722
- 2017 Audi A3 Cabriolet 2.0 TFSI S Line, 187 bhp, automatic, petrol, convertible, 2 doors, 4 seats, white. Mileage: 49,988 miles. Price: £16,450, unchanged since AskCar first saw it on 2 November 2026, 8 days ago. Fair price: £156 (under 1%) under the AskCar estimate of £16,606. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 21 November 2026. Dealer: Stratstone Audi Approved Aylesbury in Aylesbury, 14 miles from Buckingham. AskCar page: https://askcar.co.uk/car/audi-a3-cabriolet-2017-6eb3cdbd0ca7
- 2023 Aston Martin Vantage 4.0 V8, 503 bhp, automatic, petrol, convertible, 2 doors, 2 seats, grey. Mileage: 11,300 miles. Price: £106,950, reduced by £1,000 from £107,950 since AskCar first saw it on 28 October 2026, 13 days ago. Fair price: £817 (under 1%) under the AskCar estimate of £107,767. Euro 6 emissions standard. ULEZ compliant. Dealer: Aston Martin Works in Newport Pagnell, 13 miles from Buckingham. AskCar page: https://askcar.co.uk/car/aston-martin-vantage-2023-8fe9d05dc486
- 2013 Audi A5 Cabriolet 2.0 TDI S Line Special Edition, 175 bhp, manual, diesel, convertible, 2 doors, 4 seats, blue. Mileage: 78,826 miles. Price: £6,795, reduced by £500 from £7,295 since AskCar first saw it on 16 September 2026, 55 days ago. Fair price: £52 (under 1%) under the AskCar estimate of £6,847. Euro 5 emissions standard. MOT: valid until 18 August 2027. Dealer: N S Motors in Northampton, 17 miles from Buckingham. AskCar page: https://askcar.co.uk/car/audi-a5-cabriolet-2013-f24389d4d0cf
- 2023 Mazda MX-5 1.5 SKYACTIV-G Kizuna, 130 bhp, manual, petrol, convertible, 2 doors, 2 seats, grey. Mileage: 13,489 miles. Price: £20,395, reduced by £955 from £21,350 since AskCar first saw it on 17 June 2026, 146 days ago. Fair price: £147 (under 1%) under the AskCar estimate of £20,542. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 23 July 2027. Dealer: Lodge Garage Mazda in Aylesbury, 10 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mazda-mx-5-2023-fc7b8c51d53b
- 2020 MINI Convertible 1.5 Cooper Sport, 134 bhp, manual, petrol, convertible, 2 doors, 4 seats, black. Mileage: 54,931 miles. Price: £11,450, unchanged since AskCar first saw it on 1 November 2026, 9 days ago. Fair price: £57 (under 1%) under the AskCar estimate of £11,507. Euro 6 emissions standard. ULEZ compliant. Dealer: Listers Honda Northampton in Northampton, 18 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mini-convertible-2020-849c42afcc38
- 2019 MINI Convertible 2.0 Cooper S Classic, 189 bhp, automatic, petrol, convertible, 2 doors, 4 seats, blue. Mileage: 12,653 miles. Price: £15,778, reduced by £551 from £16,329 since AskCar first saw it on 1 October 2026, 40 days ago. Fair price: £66 (under 1%) under the AskCar estimate of £15,844. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 24 February 2027. Dealer: Wheatley Car Centre in Wheatley, 19 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mini-convertible-2019-1442b7e02285
- 2024 BMW Z4 3.0 M40i Sport, 335 bhp, automatic, petrol, convertible, 2 doors, 2 seats, white. Mileage: 4,250 miles. Price: £48,350, reduced by £100 from £48,450 since AskCar first saw it on 24 October 2026, 17 days ago. Fair price: £159 (under 1%) under the AskCar estimate of £48,509. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Wollaston BMW in Wollaston, 17 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-z4-2024-bb5fa2dcd698
- 2017 Aston Martin Vantage 4.7 V8 AMR, 430 bhp, automatic, petrol, convertible, 2 doors, 2 seats, blue. Mileage: 41,030 miles. Price: £56,950, unchanged since AskCar first saw it on 28 October 2026, 13 days ago. Fair price: £141 (under 1%) under the AskCar estimate of £57,091. Euro 6 emissions standard. ULEZ compliant. Dealer: Aston Martin Works in Newport Pagnell, 13 miles from Buckingham. AskCar page: https://askcar.co.uk/car/aston-martin-vantage-2017-bf60a9a1a989
- 2019 Mazda MX-5 2.0 SKYACTIV-G Sport Nav+, 181 bhp, manual, petrol, convertible, 2 doors, 2 seats, grey. Mileage: 10,414 miles. Price: £19,450, reduced by £200 from £19,650 since AskCar first saw it on 15 September 2026, 56 days ago. Fair price: £39 (under 1%) under the AskCar estimate of £19,489. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 28 April 2027. Dealer: Lodge Garage Mazda in Aylesbury, 10 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mazda-mx-5-2019-483210b3157d
- 2016 Mercedes-Benz C Class 2.1 C220d AMG Line Premium Plus, 168 bhp, automatic, diesel, convertible, 2 doors, 4 seats, white. Mileage: 92,184 miles. Price: £11,999, unchanged since AskCar first saw it on 17 July 2026, 116 days ago. Fair price: £11 (under 1%) under the AskCar estimate of £12,010. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 10 June 2027. Dealer: Proline Car Care in Northampton, 16 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2016-766174e77cec
- 2009 Peugeot 308 CC 2.0 HDi SE, 138 bhp, manual, diesel, convertible, 2 doors, 4 seats, blue. Mileage: 73,000 miles. Price: £2,490, reduced by £1,000 from £3,490 since AskCar first saw it on 28 May 2026, 166 days ago. Fair price: the same as the AskCar estimate of £2,490. Euro 5 emissions standard. MOT: valid until 7 May 2027. Dealer: Podium PCL in Hanslope, 11 miles from Buckingham. AskCar page: https://askcar.co.uk/car/peugeot-308-cc-2009-62667fc87af9
- 2025 MINI Cooper Convertible 2.0, 201 bhp, automatic, petrol, convertible, 2 doors, 4 seats, green. Mileage: 2,870 miles. Price: £29,990, reduced by £800 from £30,790 since AskCar first saw it on 17 October 2026, 24 days ago. Fair price: £9 (under 1%) over the AskCar estimate of £29,981. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Stratstone MINI Milton Keynes in Milton Keynes, 12 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mini-cooper-convertible-2025-fa18bcd88425
- 2020 Audi TT 2.0 TFSI S Line, 194 bhp, automatic, petrol, convertible, 2 doors, 2 seats, black. Mileage: 34,000 miles. Price: £21,495, reduced by £500 from £21,995 since AskCar first saw it on 10 June 2026, 153 days ago. Fair price: £16 (under 1%) over the AskCar estimate of £21,479. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 17 November 2026. Dealer: SKS Cars in Milton Keynes, 7 miles from Buckingham. AskCar page: https://askcar.co.uk/car/audi-tt-2020-867530a5f78f
- 2023 BMW M4 3.0 Competition, 502 bhp, automatic, petrol, convertible, 2 doors, 4 seats, grey. Mileage: 7,532 miles. Price: £56,690, reduced by £4,800 from £61,490 since AskCar first saw it on 29 August 2026, 73 days ago. Fair price: £54 (under 1%) over the AskCar estimate of £56,636. Euro 6 emissions standard. ULEZ compliant. Dealer: Stratstone BMW Milton Keynes in Milton Keynes, 12 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-m4-2023-9238c327a572
- 2022 Porsche 911, automatic, petrol, convertible, 2 doors, 4 seats, grey. Mileage: 17,143 miles. Price: £113,500, unchanged since AskCar first saw it on 11 October 2026, 30 days ago. Fair price: £189 (under 1%) over the AskCar estimate of £113,311. Euro 6 emissions standard. ULEZ compliant. Dealer: Sytner Group Porsche Centre Silverstone in Silverstone, 10 miles from Buckingham. AskCar page: https://askcar.co.uk/car/porsche-911-2022-b2ef098743ad
- 2006 Porsche 911 3.8 997 Carrera S, 350 bhp, manual, petrol, convertible, 2 doors, 4 seats, black. Mileage: 64,000 miles. Price: £29,980, unchanged since AskCar first saw it on 26 September 2026, 45 days ago. Fair price: £80 (under 1%) over the AskCar estimate of £29,900. MOT: valid until 11 August 2027. Dealer: Banbury Motors in Banbury, 16 miles from Buckingham. AskCar page: https://askcar.co.uk/car/porsche-911-2006-0d7e4c976efe
- 2017 Smart fortwo 1.0 Passion, 70 bhp, manual, petrol, convertible, 2 doors, 2 seats, red. Mileage: 92,535 miles. Price: £3,819, reduced by £176 from £3,995 since AskCar first saw it on 28 June 2026, 135 days ago. Fair price: £11 (under 1%) over the AskCar estimate of £3,808. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 26 January 2027. Dealer: BINCA in Milton Keynes, 7 miles from Buckingham. AskCar page: https://askcar.co.uk/car/smart-fortwo-2017-c2d52d78a1fd
- 2019 Audi A5 Cabriolet 2.0 TDI Vorsprung, 187 bhp, automatic, diesel, convertible, 2 doors, 4 seats, black. Mileage: 52,539 miles. Price: £21,150, raised by £160 from £20,990 since AskCar first saw it on 30 October 2026, 11 days ago. Fair price: £69 (under 1%) over the AskCar estimate of £21,081. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 23 May 2027. Dealer: Stratstone Audi Approved Aylesbury in Aylesbury, 14 miles from Buckingham. AskCar page: https://askcar.co.uk/car/audi-a5-cabriolet-2019-7213fda7c73c
- 2018 Aston Martin DB11 4.0 V8, 503 bhp, automatic, petrol, convertible, 2 doors, 4 seats, silver. Mileage: 9,522 miles. Price: £83,950, reduced by £1,000 from £84,950 since AskCar first saw it on 28 October 2026, 13 days ago. Fair price: £284 (under 1%) over the AskCar estimate of £83,666. Euro 6 emissions standard. ULEZ compliant. Dealer: Aston Martin Works in Newport Pagnell, 13 miles from Buckingham. AskCar page: https://askcar.co.uk/car/aston-martin-db11-2018-6594becbd2e4
- 2013 Mazda MX-5 1.8 SE, 124 bhp, manual, petrol, convertible, 2 doors, 2 seats, silver. Mileage: 71,122 miles. Price: £6,990, unchanged since AskCar first saw it on 10 October 2026, 31 days ago. Fair price: £34 (under 1%) over the AskCar estimate of £6,956. Euro 5 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 28 October 2026; ask the dealer for the current MOT. Dealer: Zachary Luke Cars in Northampton, 12 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mazda-mx-5-2013-cba563a851f5
- 2016 Porsche Boxster 3.8 981, 370 bhp, manual, petrol, convertible, 2 doors, 2 seats, black. Mileage: 8,500 miles. Price: £81,995, unchanged since AskCar first saw it on 12 October 2026, 29 days ago. Fair price: £554 (under 1%) over the AskCar estimate of £81,441. Euro 6 emissions standard. ULEZ compliant. Dealer: RPM Technik in Tring, 17 miles from Buckingham. AskCar page: https://askcar.co.uk/car/porsche-boxster-2016-dd934cdee83b
- 1998 Mercedes-Benz SLK 2.3 Kompressor, 193 bhp, automatic, petrol, convertible, 2 doors, 2 seats, silver. Mileage: 22,000 miles. Price: £8,497, raised by £498 from £7,999 since AskCar first saw it on 6 July 2026, 127 days ago. Fair price: £59 (under 1%) over the AskCar estimate of £8,438. Euro 2 emissions standard. MOT: the latest record we hold ran out on 18 September 2026; ask the dealer for the current MOT. Dealer: Car Kultur in Aston Sandford, 18 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-1998-352e1e552a74
- 2014 BMW 4 Series 2.0 428i M Sport, 242 bhp, automatic, petrol, convertible, 2 doors, 4 seats, blue. Mileage: 76,000 miles. Price: £10,499, reduced by £450 from £10,949 since AskCar first saw it on 14 August 2026, 88 days ago. Fair price: £75 (under 1%) over the AskCar estimate of £10,424. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 14 July 2027. Dealer: Car Sector in Leighton Buzzard, 16 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-4-series-2014-1374eba0741e
- 2018 Mercedes-Benz SLC 3.0 SLC43 V6 AMG, 385 bhp, automatic, petrol, convertible, 2 doors, 2 seats, white. Mileage: 32,000 miles. Price: £27,995, reduced by £2,000 from £29,995 since AskCar first saw it on 21 August 2026, 81 days ago. Fair price: £201 (under 1%) over the AskCar estimate of £27,794. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 31 October 2026; ask the dealer for the current MOT. Dealer: SKS Cars in Milton Keynes, 7 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-slc-2018-3fa78fa9e2d8
- 2020 Porsche 718 Boxster 4.0 GTS, 394 bhp, manual, petrol, convertible, 2 doors, 2 seats, silver. Mileage: 24,148 miles. Price: £66,000, unchanged since AskCar first saw it on 7 November 2026, 3 days ago. Fair price: £519 (under 1%) over the AskCar estimate of £65,481. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 23 January 2027. Dealer: Sytner Group Porsche Centre Silverstone in Silverstone, 10 miles from Buckingham. AskCar page: https://askcar.co.uk/car/porsche-718-boxster-2020-7af79db61e83
- 2011 Volvo C70 2.5 T5 SE LUX Solstice, 226 bhp, automatic, petrol, convertible, 2 doors, 4 seats, silver. Mileage: 90,000 miles. Price: £5,990, reduced by £500 from £6,490 since AskCar first saw it on 21 August 2026, 81 days ago. Fair price: £48 (under 1%) over the AskCar estimate of £5,942. Euro 5 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 10 August 2026; ask the dealer for the current MOT. Dealer: Auto Globe in Milton Keynes, 9 miles from Buckingham. AskCar page: https://askcar.co.uk/car/volvo-c70-2011-689c59fbc44d
- 2012 Mercedes-Benz SLK 1.8 SLK200 BlueEfficiency, 181 bhp, manual, petrol, convertible, 2 doors, 2 seats, beige. Mileage: 62,821 miles. Price: £6,996, unchanged since AskCar first saw it on 7 October 2026, 34 days ago. Fair price: £67 (under 1%) over the AskCar estimate of £6,929. Euro 5 emissions standard. ULEZ compliant. MOT: valid until 28 March 2027. Dealer: Quality BCS Vehicles in Buckingham, 0 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2012-ee5cfd530267
- 2020 Porsche 718 Spyder 4.0, 414 bhp, manual, petrol, convertible, 2 doors, 2 seats, silver. Mileage: 8,000 miles. Price: £87,995, unchanged since AskCar first saw it on 6 November 2026, 4 days ago. Fair price: £900 (1%) over the AskCar estimate of £87,095. Euro 6 emissions standard. ULEZ compliant. Dealer: RPM Technik in Tring, 17 miles from Buckingham. AskCar page: https://askcar.co.uk/car/porsche-718-spyder-2020-3b3a61e4eb31
- 2024 Volkswagen T-Roc 1.5 TSI R Line, 148 bhp, automatic, petrol, convertible, 2 doors, 4 seats, grey. Mileage: 62,721 miles. Price: £20,000, reduced by £400 from £20,400 since AskCar first saw it on 3 November 2026, 7 days ago. Fair price: £212 (1%) over the AskCar estimate of £19,788. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall Volkswagen Oxford Kidlington in Kidlington, 18 miles from Buckingham. AskCar page: https://askcar.co.uk/car/volkswagen-t-roc-2024-73ede66c9fb2
- 2020 BMW Z4 2.0 20i M Sport, 194 bhp, automatic, petrol, convertible, 2 doors, 2 seats, black. Mileage: 31,698 miles. Price: £25,090, reduced by £1,400 from £26,490 since AskCar first saw it on 10 October 2026, 31 days ago. Fair price: £307 (1%) over the AskCar estimate of £24,783. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 23 November 2026. Dealer: Stratstone BMW Milton Keynes in Milton Keynes, 12 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-z4-2020-347a7d5db34c
- 2018 BMW 4 Series 3.0 440i M Sport, 321 bhp, automatic, petrol, convertible, 2 doors, 4 seats, black. Mileage: 65,269 miles. Price: £20,000, reduced by £250 from £20,250 since AskCar first saw it on 12 September 2026, 59 days ago. Fair price: £247 (1%) over the AskCar estimate of £19,753. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 24 February 2027. Dealer: Perrys Milton Keynes Peugeot & Citroen in Milton Keynes, 11 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-1be2d3cac3fd
- 2016 Mazda MX-5 1.5 SKYACTIV-G Sport NAV, 129 bhp, manual, petrol, convertible, 2 doors, 2 seats, white. Mileage: 34,971 miles. Price: £12,990, reduced by £310 from £13,300 since AskCar first saw it on 25 September 2026, 46 days ago. Fair price: £163 (1%) over the AskCar estimate of £12,827. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 26 July 2027. Dealer: Marshall SKODA Oxford in Oxford, 18 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mazda-mx-5-2016-c5a79ec104ff
- 2017 MINI Convertible 1.5 Cooper, 134 bhp, manual, petrol, convertible, 2 doors, 4 seats, blue. Mileage: 65,782 miles. Price: £8,300, reduced by £200 from £8,500 since AskCar first saw it on 21 October 2026, 20 days ago. Fair price: £130 (1%) over the AskCar estimate of £8,170. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 30 March 2027. Dealer: Marshall Volkswagen Milton Keynes in Milton Keynes, 13 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mini-convertible-2017-c5afef67bbbc
- 2025 BMW M4 3.0 Competition, 522 bhp, automatic, petrol, convertible, 2 doors, 4 seats, grey. Mileage: 7,269 miles. Price: £66,450, reduced by £3,400 from £69,850 since AskCar first saw it on 19 September 2026, 52 days ago. Fair price: £1,144 (1%) over the AskCar estimate of £65,306. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Wollaston BMW in Wollaston, 17 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-m4-2025-fcb0fefe6e3c
- 2025 Mercedes-Benz CLE 2.0 CLE300h MHEV AMG Line Premium Plus, 277 bhp, automatic, petrol, convertible, 2 doors, 4 seats, white. Mileage: 19,275 miles. Price: £45,950, reduced by £5,540 from £51,490 since AskCar first saw it on 13 August 2026, 89 days ago. Fair price: £803 (1%) over the AskCar estimate of £45,147. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Group 1 Automotive Mercedes-Benz Of Oxford in Oxford, 18 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-cle-2025-d94a82ce4a61
- 2024 Porsche 718 Spyder 4.0 RS, 493 bhp, automatic, petrol, convertible, 2 doors, 2 seats, grey. Mileage: 9,000 miles. Price: £127,995, unchanged since AskCar first saw it on 15 September 2026, 56 days ago. Fair price: £2,351 (1%) over the AskCar estimate of £125,644. Euro 6 emissions standard. ULEZ compliant. Dealer: RPM Technik in Tring, 17 miles from Buckingham. AskCar page: https://askcar.co.uk/car/porsche-718-spyder-2024-002499159fcb
- 2008 Porsche 911 3.6, 473 bhp, automatic, petrol, convertible, 2 doors, 4 seats, silver. Mileage: 41,000 miles. Price: £48,990, unchanged since AskCar first saw it on 11 October 2026, 30 days ago. Fair price: £937 (1%) over the AskCar estimate of £48,053. Euro 4 emissions standard. ULEZ compliant. MOT: valid until 12 February 2027. Dealer: GT Academy Group in Tring, 17 miles from Buckingham. AskCar page: https://askcar.co.uk/car/porsche-911-2008-f7bc4d3bd7ef
- 2003 MG TF 1.8, manual, petrol, convertible, 2 doors, 2 seats, blue. Mileage: 68,000 miles. Price: £3,595, unchanged since AskCar first saw it on 25 September 2026, 46 days ago. Fair price: £81 (2%) over the AskCar estimate of £3,514. Euro 3 emissions standard. MOT: the latest record we hold ran out on 27 March 2026; ask the dealer for the current MOT. Dealer: A J F Motor Engineers in Aylesbury, 11 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mg-tf-2003-8007be4622eb
- 2025 MINI Cooper Convertible 2.0, 201 bhp, automatic, petrol, convertible, 2 doors, 4 seats, blue. Mileage: 9,443 miles. Price: £28,990, reduced by £1,000 from £29,990 since AskCar first saw it on 10 October 2026, 31 days ago. Fair price: £653 (2%) over the AskCar estimate of £28,337. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Stratstone MINI Milton Keynes in Milton Keynes, 12 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mini-cooper-convertible-2025-5a43fe0a0b13
- 2013 Mercedes-Benz E Class 3.0, automatic, diesel, convertible, 2 doors, 4 seats, white. Mileage: 59,622 miles. Price: £9,995, unchanged since AskCar first saw it on 14 August 2026, 88 days ago. Fair price: £228 (2%) over the AskCar estimate of £9,767. MOT: valid until 10 November 2026. Dealer: Ideal Cars in Northampton, 19 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-e-class-2013-c31e3897361f
- 2017 Fiat 500C 1.2 60th, 69 bhp, manual, petrol, convertible, 2 doors, 4 seats, multicolour. Mileage: 37,451 miles. Price: £7,455, reduced by £500 from £7,955 since AskCar first saw it on 18 July 2026, 115 days ago. Fair price: £172 (2%) over the AskCar estimate of £7,283. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 28 September 2026; ask the dealer for the current MOT. Dealer: Masterdriver in Aylesbury, 18 miles from Buckingham. AskCar page: https://askcar.co.uk/car/fiat-500c-2017-311a494958f3
- 2016 Jeep Wrangler 2.8 Sahara, 197 bhp, automatic, diesel, convertible, 4 doors, red. Mileage: 97,316 miles. Price: £18,500, unchanged since AskCar first saw it on 2 November 2026, 8 days ago. Fair price: £429 (2%) over the AskCar estimate of £18,071. Dealer: Praters in Leighton Buzzard, 16 miles from Buckingham. AskCar page: https://askcar.co.uk/car/jeep-wrangler-2016-c16c9137e40a
- 2010 Mercedes-Benz SL 6.3 SL63 AMG, 525 bhp, automatic, petrol, convertible, 2 doors, 2 seats, black. Mileage: 71,407 miles. Price: £27,500, unchanged since AskCar first saw it on 5 October 2026, 36 days ago. Fair price: £648 (2%) over the AskCar estimate of £26,852. Euro 4 emissions standard. ULEZ compliant. MOT: valid until 29 September 2027. Dealer: Praters in Leighton Buzzard, 16 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-sl-2010-ba9bd1e7163e
- 2018 McLaren 570S 3.8 T V8, 562 bhp, automatic, petrol, convertible, 2 doors, 2 seats, grey. Mileage: 56,000 miles. Price: £79,995, unchanged since AskCar first saw it on 8 July 2026, 125 days ago. Fair price: £2,004 (2%) over the AskCar estimate of £77,991. Euro 6 emissions standard. ULEZ compliant. Dealer: Waterways Prestige in Leighton Buzzard, 17 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mclaren-570s-2018-0bb75aaebf56
- 2019 BMW Z4 2.0 30i M Sport, 254 bhp, automatic, petrol, convertible, 2 doors, 2 seats, blue. Mileage: 44,216 miles. Price: £24,995, reduced by £1,000 from £25,995 since AskCar first saw it on 8 October 2026, 33 days ago. Fair price: £629 (2%) over the AskCar estimate of £24,366. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 23 September 2027. Dealer: Crystal Motor Company in Northampton, 16 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-z4-2019-fed9c92de631
- 2013 Mercedes-Benz SLK 5.5 SLK55 V8 AMG, 415 bhp, automatic, petrol, convertible, 2 doors, 2 seats, white. Mileage: 38,000 miles. Price: £25,995, unchanged since AskCar first saw it on 28 May 2026, 166 days ago. Fair price: £688 (2%) over the AskCar estimate of £25,307. Euro 5 emissions standard. ULEZ compliant. Dealer: SKS Cars in Milton Keynes, 7 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2013-e3734c6f85af
- 2023 BMW Z4 2.0 20i M Sport, 194 bhp, automatic, petrol, convertible, 2 doors, 2 seats, purple. Mileage: 14,781 miles. Price: £33,450, reduced by £2,000 from £35,450 since AskCar first saw it on 12 September 2026, 59 days ago. Fair price: £885 (2%) over the AskCar estimate of £32,565. Euro 6 emissions standard. ULEZ compliant. Dealer: North Oxford Bmw in Oxford, 19 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-z4-2023-bd638111c9c0
- 2015 BMW 4 Series 3.0 435i M Sport, 302 bhp, automatic, petrol, convertible, 2 doors, 4 seats, white. Mileage: 46,000 miles. Price: £17,450, unchanged since AskCar first saw it on 4 October 2026, 37 days ago. Fair price: £474 (2%) over the AskCar estimate of £16,976. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 8 September 2027. Dealer: J S Exclusive Motors in Milton Keynes, 12 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-4-series-2015-062314ac7358
- 2013 Fiat 500C 1.2 Lounge, 69 bhp, manual, petrol, convertible, 2 doors, 4 seats, white. Mileage: 104,000 miles. Price: £2,990, unchanged since AskCar first saw it on 19 October 2026, 22 days ago. Fair price: £81 (2%) over the AskCar estimate of £2,909. Euro 5 emissions standard. ULEZ compliant. MOT: valid until 19 May 2027. Dealer: Prestigio Cars in Bedford, 17 miles from Buckingham. AskCar page: https://askcar.co.uk/car/fiat-500c-2013-268b442b46c3
- 2024 Porsche 718 Spyder 4.0 RS, 493 bhp, automatic, petrol, convertible, 2 doors, 2 seats, silver. Mileage: 4,000 miles. Price: £134,995, unchanged since AskCar first saw it on 27 October 2026, 14 days ago. Fair price: £3,759 (2%) over the AskCar estimate of £131,236. Euro 6 emissions standard. ULEZ compliant. Dealer: RPM Technik in Tring, 17 miles from Buckingham. AskCar page: https://askcar.co.uk/car/porsche-718-spyder-2024-0dfbb7c8254e
- 2019 Audi TT 2.0 TFSI 20 Years, 242 bhp, automatic, petrol, convertible, 2 doors, 2 seats, grey. Mileage: 18,000 miles. Price: £27,995, reduced by £2,000 from £29,995 since AskCar first saw it on 28 May 2026, 166 days ago. Fair price: £788 (2%) over the AskCar estimate of £27,207. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 12 May 2027. Dealer: SKS Cars in Milton Keynes, 7 miles from Buckingham. AskCar page: https://askcar.co.uk/car/audi-tt-2019-f17b7abae64a
- 2013 Volkswagen Eos 2.0 TDI BlueMotion Tech Sport, 138 bhp, automatic, diesel, convertible, 2 doors, 4 seats, black. Mileage: 27,000 miles. Price: £8,490, unchanged since AskCar first saw it on 15 October 2026, 26 days ago. Fair price: £240 (2%) over the AskCar estimate of £8,250. Euro 5 emissions standard. MOT: valid until 25 August 2027. Dealer: Podium PCL in Hanslope, 11 miles from Buckingham. AskCar page: https://askcar.co.uk/car/volkswagen-eos-2013-b562ea85362f
- 2019 Aston Martin DB11 4.0 V8, 503 bhp, automatic, petrol, convertible, 2 doors, 4 seats, white. Mileage: 10,841 miles. Price: £89,950, unchanged since AskCar first saw it on 28 October 2026, 13 days ago. Fair price: £2,583 (2%) over the AskCar estimate of £87,367. Euro 6 emissions standard. ULEZ compliant. Dealer: Aston Martin Works in Newport Pagnell, 13 miles from Buckingham. AskCar page: https://askcar.co.uk/car/aston-martin-db11-2019-9f84947e3ba3
- 2023 BMW 4 Series 3.0 M440i MHT, 368 bhp, automatic, petrol, convertible, 2 doors, 4 seats, white. Mileage: 17,144 miles. Price: £40,950, reduced by £900 from £41,850 since AskCar first saw it on 25 August 2026, 77 days ago. Fair price: £1,227 (3%) over the AskCar estimate of £39,723. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 26 March 2027. Dealer: North Oxford Bmw in Oxford, 19 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-4-series-2023-853c814dfe91
- 2019 BMW 4 Series 3.0 435d M Sport, 309 bhp, automatic, diesel, convertible, 2 doors, 4 seats, black. Mileage: 51,000 miles. Price: £20,995, unchanged since AskCar first saw it on 14 August 2026, 88 days ago. Fair price: £636 (3%) over the AskCar estimate of £20,359. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 1 November 2026; ask the dealer for the current MOT. Dealer: Ideal Cars in Northampton, 19 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-4-series-2019-5d0e8b277051
- 2016 BMW Z4 2.0 28i M Sport, 242 bhp, automatic, petrol, convertible, 2 doors, 2 seats, blue. Mileage: 28,515 miles. Price: £18,390, reduced by £600 from £18,990 since AskCar first saw it on 16 October 2026, 25 days ago. Fair price: £559 (3%) over the AskCar estimate of £17,831. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 15 January 2027. Dealer: Stratstone BMW Milton Keynes in Milton Keynes, 12 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-z4-2016-92726d2ce8e3
- 2015 Audi TT 2.0 TDI ultra S Line, 181 bhp, manual, diesel, convertible, 2 doors, 2 seats, grey. Mileage: 66,929 miles. Price: £10,500, unchanged since AskCar first saw it on 7 October 2026, 34 days ago. Fair price: £319 (3%) over the AskCar estimate of £10,181. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 18 March 2027. Dealer: M & N Cars in Milton Keynes, 10 miles from Buckingham. AskCar page: https://askcar.co.uk/car/audi-tt-2015-c1dbc1f4f92b
- 2020 Mazda MX-5 2.0 SKYACTIV-G 100TH Anniversary Edition, 181 bhp, manual, petrol, convertible, 2 doors, 2 seats, white. Mileage: 21,585 miles. Price: £21,795, reduced by £595 from £22,390 since AskCar first saw it on 20 August 2026, 82 days ago. Fair price: £711 (3%) over the AskCar estimate of £21,084. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 16 October 2026; ask the dealer for the current MOT. Dealer: Lodge Garage Mazda in Aylesbury, 10 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mazda-mx-5-2020-3948186dc168
- 2014 Mercedes-Benz E Class 2.1 E250 CDI AMG Sport, 201 bhp, automatic, diesel, convertible, 2 doors, 4 seats, black. Mileage: 75,000 miles. Price: £8,990, unchanged since AskCar first saw it on 21 October 2026, 20 days ago. Fair price: £326 (3%) over the AskCar estimate of £8,664. Euro 5 emissions standard. MOT: the latest record we hold ran out on 28 September 2026; ask the dealer for the current MOT. Dealer: Auto Globe in Milton Keynes, 9 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-e-class-2014-38d17412a9d1
- 2024 BMW Z4 3.0 M40i Sport, 335 bhp, automatic, petrol, convertible, 2 doors, 2 seats, green. Mileage: 9,697 miles. Price: £47,950, unchanged since AskCar first saw it on 10 November 2026. Fair price: £1,777 (3%) over the AskCar estimate of £46,173. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: North Oxford Bmw in Oxford, 19 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-z4-2024-37e9cc50248b
- 2022 BMW M4 3.0 Competition, 502 bhp, automatic, petrol, convertible, 2 doors, 4 seats, blue. Mileage: 22,000 miles. Price: £52,990, unchanged since AskCar first saw it on 24 September 2026, 47 days ago. Fair price: £1,999 (3%) over the AskCar estimate of £50,991. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 19 January 2027. Dealer: GT Academy Group in Tring, 17 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-m4-2022-0757db4bfb80
- 2018 BMW 4 Series 2.0 420i Sport, 181 bhp, automatic, petrol, convertible, 2 doors, 4 seats, black. Mileage: 31,178 miles. Price: £17,110, unchanged since AskCar first saw it on 8 November 2026, 2 days ago. Fair price: £669 (4%) over the AskCar estimate of £16,441. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 14 November 2026. Dealer: Evans Halshaw Ford Milton Keynes in Milton Keynes, 13 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-abcdf37b605f
- 2015 Mercedes-Benz SLK 2.1 SLK250 CDI AMG Sport, 201 bhp, automatic, diesel, convertible, 2 doors, 2 seats, red. Mileage: 49,439 miles. Price: £10,295, reduced by £104 from £10,399 since AskCar first saw it on 25 September 2026, 46 days ago. Fair price: £433 (4%) over the AskCar estimate of £9,862. Euro 5 emissions standard. MOT: valid until 9 September 2027. Dealer: Athena Automotive in Bicester, 10 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2015-af65a7484769
- 2025 Volkswagen T-Roc 1.5 TSI Style, 148 bhp, automatic, petrol, convertible, 2 doors, 4 seats, blue. Mileage: 8,708 miles. Price: £26,790, reduced by £1,099 from £27,889 since AskCar first saw it on 16 October 2026, 25 days ago. Fair price: £1,148 (4%) over the AskCar estimate of £25,642. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Evans Halshaw BYD Milton Keynes in Milton Keynes, 12 miles from Buckingham. AskCar page: https://askcar.co.uk/car/volkswagen-t-roc-2025-3a068a5b9a44
- 2019 McLaren 570S 3.8 T V8, 562 bhp, automatic, petrol, convertible, 2 doors, 2 seats, black. Mileage: 34,546 miles. Price: £99,000, reduced by £5,500 from £104,500 since AskCar first saw it on 26 July 2026, 107 days ago. Fair price: £4,337 (4%) over the AskCar estimate of £94,663. Euro 6 emissions standard. ULEZ compliant. Dealer: Thorney Motorsport in Crowfield, 7 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mclaren-570s-2019-a7669af41bbc
- 2015 Mercedes-Benz SLK 5.5 SLK55 V8 AMG, 415 bhp, automatic, petrol, convertible, 2 doors, 2 seats, white. Mileage: 30,000 miles. Price: £33,995, reduced by £1,000 from £34,995 since AskCar first saw it on 9 October 2026, 32 days ago. Fair price: £1,498 (4%) over the AskCar estimate of £32,497. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 17 September 2027. Dealer: SKS Cars in Milton Keynes, 7 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2015-cc43ffa19693
- 2022 BMW Z4 3.0 M40i, 335 bhp, automatic, petrol, convertible, 2 doors, 2 seats, blue. Mileage: 32,200 miles. Price: £35,799, reduced by £2,200 from £37,999 since AskCar first saw it on 23 September 2026, 48 days ago. Fair price: £1,601 (4%) over the AskCar estimate of £34,198. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 29 January 2027. Dealer: N.m.j. Motorhouse in Milton Keynes, 7 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-z4-2022-aba7ae127fc9
- 2022 BMW Z4 3.0 M40i, 335 bhp, automatic, petrol, convertible, 2 doors, 2 seats, grey. Mileage: 11,555 miles. Price: £39,890, reduced by £110 from £40,000 since AskCar first saw it on 17 October 2026, 24 days ago. Fair price: £1,825 (4%) over the AskCar estimate of £38,065. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 13 October 2027. Dealer: Carherts in Aylesbury, 12 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-z4-2022-f2d5ca7165c8
- 2019 BMW Z4 2.0 20i M Sport, 194 bhp, automatic, petrol, convertible, 2 doors, 2 seats, blue. Mileage: 52,166 miles. Price: £21,795, reduced by £1,200 from £22,995 since AskCar first saw it on 21 September 2026, 50 days ago. Fair price: £1,018 (4%) over the AskCar estimate of £20,777. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 5 December 2026. Dealer: Crystal Motor Company in Northampton, 16 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-z4-2019-9d09fa587539
- 2010 BMW Z4 2.5 23i, 201 bhp, automatic, petrol, convertible, 2 doors, 2 seats, black. Mileage: 62,000 miles. Price: £8,747, unchanged since AskCar first saw it on 29 October 2026, 12 days ago. Fair price: £418 (5%) over the AskCar estimate of £8,329. Euro 5 emissions standard. ULEZ compliant. Dealer: Car Kultur in Aston Sandford, 18 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-z4-2010-42215df1cf0d
- 2016 Fiat 124 Spider 1.4 MultiAir Lusso, 138 bhp, manual, petrol, convertible, 2 doors, 2 seats, red. Mileage: 37,002 miles. Price: £12,150, unchanged since AskCar first saw it on 23 October 2026, 18 days ago. Fair price: £616 (5%) over the AskCar estimate of £11,534. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 19 October 2027. Dealer: Sytner Select Northampton in Northampton, 19 miles from Buckingham. AskCar page: https://askcar.co.uk/car/fiat-124-spider-2016-a564208baa46
- 2020 Mercedes-Benz C Class 2.0 C220d AMG Line Premium, 191 bhp, automatic, diesel, convertible, 2 doors, 4 seats, black. Mileage: 75,580 miles. Price: £17,093, reduced by £600 from £17,693 since AskCar first saw it on 8 September 2026, 63 days ago. Fair price: £879 (5%) over the AskCar estimate of £16,214. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 28 September 2026; ask the dealer for the current MOT. Dealer: Aylesbury Trade Centre in Aston Clinton, 17 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2020-5b71226052ad
- 2026 BMW 4 Series 3.0 M440i MHT, 386 bhp, automatic, petrol, convertible, grey. Mileage: 2,555 miles. Price: £59,895, unchanged since AskCar first saw it on 13 October 2026, 28 days ago. Fair price: £3,100 (5%) over the AskCar estimate of £56,795. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: MINI UK at Stratstone Milton Keynes in Milton Keynes, 12 miles from Buckingham. AskCar page: https://askcar.co.uk/car/bmw-4-series-2026-e71d4d19f1cf
- 2012 Mercedes-Benz SL 5.5 SL63 V8 AMG, 530 bhp, automatic, petrol, convertible, 2 doors, 2 seats, black. Mileage: 50,000 miles. Price: £29,980, unchanged since AskCar first saw it on 16 October 2026, 25 days ago. Fair price: £1,605 (5%) over the AskCar estimate of £28,375. Euro 5 emissions standard. ULEZ compliant. MOT: valid until 18 April 2027. Dealer: Banbury Motors in Banbury, 16 miles from Buckingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-sl-2012-1abd6393234c
Convertible cars across the UK by price
- Under £2,000 (170 cars)
- Under £3,000 (525 cars)
- Under £5,000 (1,357 cars)
- Under £8,000 (2,614 cars)
- Under £10,000 (3,600 cars)
- Under £15,000 (5,599 cars)
- Under £20,000 (7,263 cars)
- Under £30,000 (9,043 cars)
Popular models near Buckingham
- Nissan Qashqai (267 cars)
- Vauxhall Corsa (228 cars)
- Ford Fiesta (227 cars)
- Volkswagen Golf (187 cars)
- Volkswagen Polo (187 cars)
- Mercedes-Benz A Class (186 cars)
- Ford Transit Custom (184 vans)
- Nissan Juke (173 cars)
- Ford Focus (167 cars)
- Ford Kuga (165 cars)
- Audi A3 (163 cars)
- Kia Sportage (154 cars)
- Mercedes-Benz C Class (137 cars)
- BMW 1 Series (135 cars)
- Land Rover Range Rover Evoque (134 cars)
- Ford Puma (126 cars)
- BMW 3 Series (120 cars)
- Vauxhall Mokka (115 cars)
- Peugeot 2008 (114 cars)
- Toyota Yaris (113 cars)
- Fiat 500 (111 cars)
- Toyota C-HR (111 cars)
- Audi A1 (106 cars)
- Hyundai TUCSON (105 cars)
- Vauxhall Astra (100 cars)
Used cars and vans near Buckingham by price
- All used cars and vans near Buckingham
- Under £2,000 (181 cars and vans)
- Under £3,000 (522 cars and vans)
- Under £5,000 (1,516 cars and vans)
- Under £8,000 (2,896 cars and vans)
- Under £10,000 (3,902 cars and vans)
- Under £15,000 (6,375 cars and vans)
- Under £20,000 (8,529 cars and vans)
- Under £30,000 (11,081 cars and vans)
Nearby towns
- Used cars and vans near Bicester
- Used cars and vans near Milton Keynes
- Used cars and vans near Leighton Buzzard
- Used cars and vans near Aylesbury
- Used cars and vans near Banbury
- Used cars and vans near Thame
- Used cars and vans near Northampton
- Used cars and vans near Daventry
- Used cars and vans near Oxford
- Used cars and vans near Berkhamsted